Oklahoma City anesthesiologist Bart J. Borsky will sign copies of his book, “Passing Gas and Getting Paid for It: The Musings of a Comic Anesthesiologist” (Synergy Books), from 2-5 p.m. Saturday at ...

Few characters in superhero comic books are as mysterious as the Joker. Since his very first appearance, his origin has intentionally been kept a secret and vague. A few creators have played with this ...